1 | /* $Revision: 19375 $ */
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2 | /** @file tstXPCOMCGlue.c
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3 | * Demonstrator program to illustrate use of C bindings of Main API.
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4 | *
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5 | * Linux only at the moment due to shared library magic in the Makefile.
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6 | */
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7 |
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8 | /*
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9 | * Copyright (C) 2009 Sun Microsystems, Inc.
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10 | *
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11 | * This file is part of VirtualBox Open Source Edition (OSE), as
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12 | * available from http://www.virtualbox.org. This file is free software;
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13 | * you can redistribute it and/or modify it under the terms of the GNU
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14 | * General Public License (GPL) as published by the Free Software
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15 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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16 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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17 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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18 | *
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19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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20 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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21 | * additional information or have any questions.
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22 | */
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23 |
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24 | /*******************************************************************************
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25 | * Header Files *
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26 | *******************************************************************************/
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27 | #include "VBoxXPCOMCGlue.h"
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28 | #include <stdio.h>
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29 | #include <string.h>
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30 | #include <stdlib.h>
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31 |
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32 | static void listVMs(IVirtualBox *virtualBox, ISession *session);
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33 | static void startVM(IVirtualBox *virtualBox, ISession *session, PRUnichar *id);
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34 |
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35 | /**
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36 | * List the registered VMs.
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37 | *
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38 | * @param virtualBox ptr to IVirtualBox object
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39 | * @param session ptr to ISession object
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40 | */
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41 | static void listVMs(IVirtualBox *virtualBox, ISession *session)
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42 | {
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43 | nsresult rc;
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44 | IMachine **machines = NULL;
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45 | PRUint32 machineCnt = 0;
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46 | PRUint32 i;
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47 | unsigned start_id;
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48 |
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49 | /*
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50 | * Get the list of all registered VMs.
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51 | */
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52 |
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53 | rc = virtualBox->vtbl->GetMachines(virtualBox, &machineCnt, &machines);
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54 | if (NS_FAILED(rc))
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55 | {
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56 | fprintf(stderr, "could not get list of machines, rc=%08x\n",
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57 | (unsigned)rc);
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58 | return;
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59 | }
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60 |
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61 | if (machineCnt == 0)
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62 | {
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63 | printf("\tNo VMs\n");
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64 | return;
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65 | }
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66 |
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67 | printf("VM List:\n\n");
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68 |
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69 | /*
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70 | * Iterate through the collection.
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71 | */
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72 |
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73 | for (i = 0; i < machineCnt; ++i)
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74 | {
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75 | IMachine *machine = machines[i];
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76 | PRBool isAccessible = PR_FALSE;
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77 |
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78 | printf("\tMachine #%u\n", (unsigned)i);
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79 |
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80 | if (!machine)
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81 | {
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82 | printf("\t(skipped, NULL)\n");
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83 | continue;
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84 | }
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85 |
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86 | machine->vtbl->GetAccessible(machine, &isAccessible);
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87 |
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88 | if (isAccessible)
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89 | {
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90 | PRUnichar *machineNameUtf16;
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91 | char *machineName;
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92 |
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93 | machine->vtbl->GetName(machine, &machineNameUtf16);
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94 | g_pVBoxFuncs->pfnUtf16ToUtf8(machineNameUtf16,&machineName);
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95 | printf("\tName: %s\n", machineName);
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96 |
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97 | g_pVBoxFuncs->pfnUtf8Free(machineName);
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98 | g_pVBoxFuncs->pfnComUnallocMem(machineNameUtf16);
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99 | }
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100 | else
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101 | {
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102 | printf("\tName: <inaccessible>\n");
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103 | }
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104 |
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105 |
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106 | {
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107 | PRUnichar *uuidUtf16 = NULL;
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108 | char *uuidUtf8 = NULL;
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109 |
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110 | machine->vtbl->GetId(machine, &uuidUtf16);
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111 | g_pVBoxFuncs->pfnUtf16ToUtf8(uuidUtf16, &uuidUtf8);
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112 | printf("\tUUID: %s\n", uuidUtf8);
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113 |
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114 | g_pVBoxFuncs->pfnUtf8Free(uuidUtf8);
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115 | g_pVBoxFuncs->pfnUtf16Free(uuidUtf16);
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116 | }
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117 |
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118 | if (isAccessible)
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119 | {
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120 | {
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121 | PRUnichar *configFile;
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122 | char *configFile1 = calloc((size_t)64, (size_t)1);
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123 |
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124 | machine->vtbl->GetSettingsFilePath(machine, &configFile);
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125 | g_pVBoxFuncs->pfnUtf16ToUtf8(configFile, &configFile1);
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126 | printf("\tConfig file: %s\n", configFile1);
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127 |
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128 | free(configFile1);
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129 | g_pVBoxFuncs->pfnComUnallocMem(configFile);
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130 | }
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131 |
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132 | {
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133 | PRUint32 memorySize;
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134 |
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135 | machine->vtbl->GetMemorySize(machine, &memorySize);
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136 | printf("\tMemory size: %uMB\n", memorySize);
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137 | }
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138 |
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139 | {
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140 | PRUnichar *typeId;
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141 | PRUnichar *osNameUtf16;
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142 | char *osName;
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143 | IGuestOSType *osType = NULL;
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144 |
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145 | machine->vtbl->GetOSTypeId(machine, &typeId);
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146 | virtualBox->vtbl->GetGuestOSType(virtualBox, typeId, &osType);
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147 | osType->vtbl->GetDescription(osType, &osNameUtf16);
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148 | g_pVBoxFuncs->pfnUtf16ToUtf8(osNameUtf16,&osName);
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149 | printf("\tGuest OS: %s\n\n", osName);
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150 |
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151 | osType->vtbl->nsisupports.Release((void *)osType);
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152 | g_pVBoxFuncs->pfnUtf8Free(osName);
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153 | g_pVBoxFuncs->pfnComUnallocMem(osNameUtf16);
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154 | g_pVBoxFuncs->pfnComUnallocMem(typeId);
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155 | }
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156 | }
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157 | }
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158 |
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159 | /*
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160 | * Let the user chose a machine to start.
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161 | */
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162 |
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163 | printf("Type Machine# to start (0 - %u) or 'quit' to do nothing: ",
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164 | (unsigned)(machineCnt - 1));
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165 | fflush(stdout);
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166 |
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167 | if (scanf("%u", &start_id) == 1 && start_id < machineCnt)
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168 | {
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169 | IMachine *machine = machines[start_id];
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170 |
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171 | if (machine)
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172 | {
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173 | PRUnichar *uuidUtf16 = NULL;
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174 |
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175 | machine->vtbl->GetId(machine, &uuidUtf16);
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176 | startVM(virtualBox, session, uuidUtf16);
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177 |
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178 | g_pVBoxFuncs->pfnUtf16Free(uuidUtf16);
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179 | }
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180 | }
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181 |
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182 | /*
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183 | * Don't forget to release the objects in the array.
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184 | */
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185 |
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186 | for (i = 0; i < machineCnt; ++i)
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187 | {
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188 | IMachine *machine = machines[i];
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189 |
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190 | if (machine)
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191 | {
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192 | machine->vtbl->nsisupports.Release((void *)machine);
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193 | }
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194 | }
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195 | }
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196 |
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197 | /**
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198 | * Start a VM.
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199 | *
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200 | * @param virtualBox ptr to IVirtualBox object
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201 | * @param session ptr to ISession object
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202 | * @param id identifies the machine to start
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203 | */
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204 | static void startVM(IVirtualBox *virtualBox, ISession *session, PRUnichar *id)
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205 | {
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206 | nsresult rc;
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207 | IMachine *machine = NULL;
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208 | IProgress *progress = NULL;
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209 | PRUnichar *env = NULL;
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210 | PRUnichar *sessionType;
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211 |
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212 | rc = virtualBox->vtbl->GetMachine(virtualBox, id, &machine);
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213 |
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214 | if (NS_FAILED(rc) || !machine)
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215 | {
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216 | fprintf(stderr, "Error: Couldn't get the machine handle.\n");
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217 | return;
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218 | }
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219 |
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220 | g_pVBoxFuncs->pfnUtf8ToUtf16("gui", &sessionType);
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221 |
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222 | rc = virtualBox->vtbl->OpenRemoteSession(
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223 | virtualBox,
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224 | session,
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225 | id,
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226 | sessionType,
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227 | env,
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228 | &progress
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229 | );
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230 |
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231 | g_pVBoxFuncs->pfnUtf16Free(sessionType);
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232 |
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233 | if (NS_FAILED(rc))
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234 | {
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235 | fprintf(stderr, "Error: OpenRemoteSession failed.\n");
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236 | }
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237 | else
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238 | {
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239 | PRBool completed;
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240 | PRInt32 resultCode;
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241 |
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242 | printf("Waiting for the remote session to open...\n");
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243 | progress->vtbl->WaitForCompletion(progress, -1);
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244 |
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245 | rc = progress->vtbl->GetCompleted(progress, &completed);
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246 | if (NS_FAILED(rc))
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247 | {
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248 | fprintf (stderr, "Error: GetCompleted status failed.\n");
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249 | }
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250 |
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251 | progress->vtbl->GetResultCode(progress, &resultCode);
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252 | if (NS_FAILED(resultCode))
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253 | {
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254 | IVirtualBoxErrorInfo *errorInfo;
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255 | PRUnichar *textUtf16;
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256 | char *text;
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257 |
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258 | progress->vtbl->GetErrorInfo(progress, &errorInfo);
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259 | errorInfo->vtbl->GetText(errorInfo, &textUtf16);
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260 | g_pVBoxFuncs->pfnUtf16ToUtf8(textUtf16, &text);
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261 | printf("Error: %s\n", text);
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262 |
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263 | g_pVBoxFuncs->pfnComUnallocMem(textUtf16);
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264 | g_pVBoxFuncs->pfnUtf8Free(text);
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265 | }
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266 | else
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267 | {
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268 | fprintf(stderr, "Remote session has been successfully opened.\n");
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269 | }
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270 | progress->vtbl->nsisupports.Release((void *)progress);
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271 | }
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272 |
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273 | /* It's important to always release resources. */
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274 | machine->vtbl->nsisupports.Release((void *)machine);
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275 | }
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276 |
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277 | /* Main - Start the ball rolling. */
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278 |
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279 | int main(int argc, char **argv)
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280 | {
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281 | IVirtualBox *vbox = NULL;
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282 | ISession *session = NULL;
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283 | PRUint32 revision = 0;
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284 | PRUnichar *versionUtf16 = NULL;
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285 | PRUnichar *homefolderUtf16 = NULL;
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286 | nsresult rc; /* Result code of various function (method) calls. */
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287 |
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288 | printf("Starting Main\n");
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289 |
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290 | /*
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291 | * VBoxComInitialize does all the necessary startup action and
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292 | * provides us with pointers to vbox and session handles.
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293 | * It should be matched by a call to VBoxComUninitialize(vbox)
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294 | * when done.
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295 | */
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296 |
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297 | if (VBoxCGlueInit() != 0)
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298 | {
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299 | fprintf(stderr, "%s: FATAL: VBoxCGlueInit failed: %s\n",
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300 | argv[0], g_szVBoxErrMsg);
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301 | return EXIT_FAILURE;
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302 | }
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303 |
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304 | g_pVBoxFuncs->pfnComInitialize(IVIRTUALBOX_IID_STR, &vbox,
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305 | ISESSION_IID_STR, &session);
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306 | if (vbox == NULL)
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307 | {
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308 | fprintf(stderr, "%s: FATAL: could not get vbox handle\n", argv[0]);
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309 | return EXIT_FAILURE;
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310 | }
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311 | if (session == NULL)
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312 | {
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313 | fprintf(stderr, "%s: FATAL: could not get session handle\n", argv[0]);
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314 | return EXIT_FAILURE;
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315 | }
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316 |
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317 | /*
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318 | * Now ask for revision, version and home folder information of
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319 | * this vbox. Were not using fancy macros here so it
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320 | * remains easy to see how we access C++'s vtable.
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321 | */
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322 |
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323 | printf("----------------------------------------------------\n");
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324 |
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325 | /* 1. Revision */
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326 |
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327 | rc = vbox->vtbl->GetRevision(vbox, &revision);
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328 | if (NS_SUCCEEDED(rc))
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329 | {
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330 | printf("\tRevision: %u\n", revision);
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331 | }
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332 | else
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333 | {
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334 | fprintf(stderr, "%s: GetRevision() returned %08x\n",
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335 | argv[0], (unsigned)rc);
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336 | }
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337 |
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338 | /* 2. Version */
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339 |
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340 | rc = vbox->vtbl->GetVersion(vbox, &versionUtf16);
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341 | if (NS_SUCCEEDED(rc))
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342 | {
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343 | char *version = NULL;
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344 | g_pVBoxFuncs->pfnUtf16ToUtf8(versionUtf16, &version);
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345 | printf("\tVersion: %s\n", version);
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346 | g_pVBoxFuncs->pfnUtf8Free(version);
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347 | g_pVBoxFuncs->pfnComUnallocMem(versionUtf16);
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348 | }
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349 | else
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350 | {
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351 | fprintf(stderr, "%s: GetVersion() returned %08x\n",
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352 | argv[0], (unsigned)rc);
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353 | }
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354 |
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355 | /* 3. Home Folder */
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356 |
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357 | rc = vbox->vtbl->GetHomeFolder(vbox, &homefolderUtf16);
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358 | if (NS_SUCCEEDED(rc))
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359 | {
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360 | char *homefolder = NULL;
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361 | g_pVBoxFuncs->pfnUtf16ToUtf8(homefolderUtf16, &homefolder);
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362 | printf("\tHomeFolder: %s\n", homefolder);
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363 | g_pVBoxFuncs->pfnUtf8Free(homefolder);
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364 | g_pVBoxFuncs->pfnComUnallocMem(homefolderUtf16);
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365 | }
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366 | else
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367 | {
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368 | fprintf(stderr, "%s: GetHomeFolder() returned %08x\n",
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369 | argv[0], (unsigned)rc);
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370 | }
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371 |
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372 | listVMs(vbox, session);
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373 | session->vtbl->Close(session);
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374 |
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375 | printf("----------------------------------------------------\n");
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376 |
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377 | /*
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378 | * Do as mom told us: always clean up after yourself.
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379 | */
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380 |
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381 | g_pVBoxFuncs->pfnComUninitialize();
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382 | VBoxCGlueTerm();
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383 | printf("Finished Main\n");
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384 |
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385 | return 0;
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386 | }
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387 | /* vim: set ts=4 sw=4 et: */
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